Even after Camio reveals himself, William remains concerned only with his grades and tuition and tries to distance himself from the demons and their political war.  Unfortunately, he soon finds himself roped into another problem when the Headmaster asks him to find the source of a mysterious singing voice that's been disturbing students late at night.
Killmoulis are fairies that live 
in water mills in Scotland!
¡Los killmoulis son duendes que 
viven en los molinos de Escocia!
¡Los killmoulis son duendes que 
viven en los molinos de Escocia!
Killmoulis são fadas que
 vivem na água da Escócia!